var okno_parametry="scrollbars,resizable,status,directories,location,menubar,personalbar,titlebar,toolbar";
prohlizec = window.navigator.userAgent.toLowerCase();
if (prohlizec.indexOf("windows") != -1) wsys = "win";
else if (prohlizec.indexOf("macintosh") != -1 || prohlizec.indexOf("mac_powerpc") != -1) wsys = "mac";
else if (prohlizec.indexOf("mac os x") != -1) wsys = "osx";
else if (prohlizec.indexOf("linux") != -1) wsys = "linux";
else if (prohlizec.indexOf("sunos") != -1) wsys = "sun";
else if (prohlizec.indexOf("amigaos") != -1) wsys = "amiga";
else if (prohlizec.indexOf("irix") != -1) wsys = "irix";
else if (prohlizec.indexOf("hp-ux") != -1) wsys = "hpux";
else if (prohlizec.indexOf("freebsd") != -1) wsys = "freebsd";
else if (prohlizec.indexOf("osf1") != -1) wsys = "osf";
else if (prohlizec.indexOf("os/2") != -1) wsys = "os/2";

if (prohlizec.indexOf("opera 5") != -1) wpro = "opr5";
else if (prohlizec.indexOf("opera 6") != -1) wpro = "opr6";
else if (prohlizec.indexOf("opera 7") != -1) wpro = "opr7";
else if (prohlizec.indexOf("opera") != -1) wpro = "opra";
else if (prohlizec.indexOf("msie") != -1) wpro = "expl";
else if (prohlizec.indexOf("gecko") != -1 && prohlizec.indexOf("netscape") != -1) wpro = "nn6+";
else if (prohlizec.indexOf("konqueror") != -1) wpro = "konqueror";
else if (prohlizec.indexOf("safari") != -1) wpro = "safari";
else if (prohlizec.indexOf("phoenix") != -1) wpro = "phoenix";
else if (prohlizec.indexOf("gecko") != -1) wpro = "mozilla";
else if (prohlizec.indexOf("netscape") != -1 || prohlizec.indexOf("mozilla") != -1) wpro = "nets";

if (wpro.indexOf("opr")==-1) {
	objektove = (typeof(document.createElement) != "undefined" && typeof(document.getElementById) != "undefined" && typeof(document.getElementsByTagName) != "undefined");
	if (objektove) {
		elementik = document.createElement("elementik");
		objektove = (typeof(elementik.style) == "object");
	}
	if (objektove) wobj = true;
	else wobj = false;
}
else wobj=true;
function urceni_typu(jaky,blok) {
	switch(jaky) {
		case "wma":
			if (wsys=="win" && !blok) window.location="http://www.renault.cz/download/instalace/wmp/win/mp71_98_2000_me.exe";
			else if (wsys=="mac" && !blok) window.location="http://www.renault.cz/download/instalace/wmp/mac/WMPlayer7_1_EN.hqx";
			else if (wsys=="osx" && !blok) window.location="http://www.renault.cz/download/instalace/wmp/osx/WindowsMediaInstaller.hqx";
			else otevri("http://www.microsoft.com/downloads/search.aspx?displaylang=en&categoryid=4","wma",okno_parametry);
		break;
		case "pdf":
			if (wsys=="win" && !blok) window.location="http://www.renault.cz/download/instalace/acrobat/win/AcroReader51_ENU.exe";
			else if (wsys=="mac" && !blok) window.location="http://www.renault.cz/download/instalace/acrobat/mac/AcroReader51_ENU.bin";
			else if (wsys=="osx" && !blok) window.location="http://www.renault.cz/download/instalace/acrobat/osx/AcroReader51_ENU.bin";
			else if (wsys=="linux" && !blok) window.location="http://www.renault.cz/download/instalace/acrobat/linux/linux-506.tar.gz";
			else otevri("http://www.adobe.com/products/acrobat/readstep2.html","acrobat",okno_parametry);
		break;
		case "swf":
			if (wsys=="win" && !blok) {
				if (wobj) window.location="http://www.renault.cz/download/instalace/flash/win/ostatni/flashplayer6installer.exe";
				else window.location="http://www.renault.cz/download/instalace/flash/win/netscape/flashplayer6installer.exe";
			}
			else if (wsys=="mac" && !blok) window.location="http://www.renault.cz/download/instalace/flash/mac/flashplayer6_macppc.hqx";
			else if (wsys=="osx" && !blok) window.location="http://www.renault.cz/download/instalace/flash/osx/flashplayer6_macosx.hqx";
			else if (wsys=="linux" && !blok) window.location="http://www.renault.cz/download/instalace/flash/linux/install_flash_player_6_linux.tar.gz";
			else otevri("http://www.macromedia.com/shockwave/download/alternates/","flash",okno_parametry);
		break
		case "mov":
			if (wsys=="win" && !blok) window.location="http://www.renault.cz/download/instalace/quicktime/win/QuickTimeInstaller_win.exe";
			else if (wsys=="mac" && !blok) window.location="http://www.renault.cz/download/instalace/quicktime/mac/QuickTime_Installer.smi.bin";
			else if (wsys=="osx" && !blok) {
				if (confirm("Váš operační systém byl detekován jako Mac OS X,\nale jelikož některé aplikace jsou rozdílné\npro verzi 10.1.x a Jaguara, tak prosím nyní sdělte,\nzdali již máte verzi Jaguar nebo ne.")) {
					window.location="http://www.renault.cz/download/instalace/quicktime/osx_jaguar/QuickTimeInstallerjX.dmg.bin";
				}
				else {
					window.location="http://www.renault.cz/download/instalace/quicktime/osx/QuickTimeInstallerX.dmg.bin";
				}
			}
			else otevri("http://www.apple.com/quicktime/download/","quicktime",okno_parametry);
		break;
	}
}

function otevri(kde,co,jak,centrovat) {
	if (centrovat) {
		var vysledek=vysledek_pom=new Array();
		parametry=jak.split(",");
		for (i=0; i<parametry.length; i++) {
			hodnoty = parametry[i].split("=");
			vysledek[i]=new Array(hodnoty[0], hodnoty[1]);
			eval('vysledek_pom["'+hodnoty[0]+'"]="'+hodnoty[1]+'";');
		}
		jak="";
		for (i=0; i<parametry.length; i++) {
			if (vysledek[i][0]=="left") {
				vysledek[i][1]=Math.round((screen.availWidth-vysledek_pom["width"])/2);
			}
			else if (vysledek[i][0]=="top") {
				vysledek[i][1]=Math.round((screen.availHeight-vysledek_pom["height"])/2);
			}
			jak+=vysledek[i][0]+"="+vysledek[i][1];
			if ((i+1)<parametry.length) jak+=",";
		}
	}
	stav=window.open(kde,co,jak);
}